class_docstr: Test the DroppingCurve visualizer
docstr: Ensure dropping curve get params works correctly
docstr_tok: ["Ensure","dropping","curve","get","params","works","correctly"]
code: def test_get_params(self):
      """
      Ensure dropping curve get params works correctly
      """
      oz = DroppingCurve(MultinomialNB())
      params = oz.get_params()
      assert len(params) > 0
  
imports: import sys
  import pytest
  import numpy
  from unittest.mock import patch
  from tests.base import VisualTestCase
  from sklearn.svm import SVC
  from sklearn.naive_bayes import BernoulliNB, MultinomialNB
  from sklearn.tree import DecisionTreeRegressor
  from sklearn.preprocessing import OneHotEncoder, MinMaxScaler
  from sklearn.neighbors import KNeighborsClassifier
  from sklearn.model_selection import ShuffleSplit, StratifiedKFold
  from sklearn.pipeline import Pipeline
  from yellowbrick.datasets import load_mushroom
  from yellowbrick.exceptions import YellowbrickValueError
  from yellowbrick.model_selection import DroppingCurve, dropping_curve
label_desc: Use image node_id 12 for calling the TestDroppingCurve obj's underlying member method code with example usage: obj.test_get_params() without return types